With its mystery, suspense, romance and even some humor, this is an entertaining followup to "Arsene Lupin" (1932) Good cast. Slick screenplay. A-feature production values.
TRIVIA: Since 1909 there have been twelve movies and a television series based on Arsene Lupin, a character created by the French author, Maurice Leblanc. Translated versions of some of Arsene's adventures are here at IA as free audio books in the Librivox Collection.